Rotman, Joseph J. An introduction to the theory of groups / Joseph J. Rotman. - 4th ed. - New York ; London : Springer-Verlag, c1995. - xiv,513p. : ill. ; 25cm. - Graduate texts in mathematics ; 148 . - Graduate texts in mathematics ; 148 . Includes bibliographical references and index. ISBN: 9780387942858 Subjects--Topical Terms: Group theory.Groups (Mathematics) Dewey Class. No.: 512.2 R J I